H10K 85/311
Phthalocyanine
Official title: {Phthalocyanine}
H10K85/311 (Phthalocyanine) appears on 784 US grants and 956 published applications in this corpus.
Search patents in H10K- Granted patents
- 784
- Published applications
- 956
- Assignees
- 281
- Inventors
- 1,592
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 12 | 0 |
| 2001 | 22 | 8 |
| 2002 | 21 | 26 |
| 2003 | 26 | 56 |
| 2004 | 37 | 95 |
| 2005 | 37 | 98 |
| 2006 | 47 | 94 |
| 2007 | 53 | 57 |
| 2008 | 49 | 48 |
| 2009 | 42 | 51 |
| 2010 | 37 | 48 |
| 2011 | 48 | 37 |
| 2012 | 36 | 35 |
| 2013 | 27 | 21 |
| 2014 | 27 | 33 |
| 2015 | 31 | 30 |
| 2016 | 27 | 22 |
| 2017 | 20 | 32 |
| 2018 | 13 | 28 |
| 2019 | 30 | 25 |
| 2020 | 27 | 32 |
| 2021 | 20 | 25 |
| 2022 | 16 | 16 |
| 2023 | 11 | 13 |
| 2024 | 8 | 8 |
| 2025 | 10 | 4 |
| 2026 | 3 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Light-emitting device23 Jun 2026US 12,666,789 B2Semiconductor Energy Laboratory Co.Ltd.
- Organic photodetector and electronic device having the same2 Jun 2026US 12,648,345 B2Samsung Display Co., Ltd.
- Methods for increasing efficiency and stability of organic perovskite materials27 Jan 2026US 12,534,473 B2Arizona Board of Regents on Behalf of the University of Arizona
- Emission of electromagnetic radiation and control of the properties of the emitted electromagnetic radiation23 Sep 2025US 12,426,436 B2Julius-Maximilians-UniversitäT WüRzburg
- Photoelectric conversion element and imaging device29 Jul 2025US 12,376,446 B2Sony Group Corporation
- Light-Emitting Device8 Oct 2026US 2026/0314173 A1Semiconductor Energy Laboratory Co.Ltd.
- Photoelectric conversion element, photoelectric conversion device, and method for manufacturing photoelectric conversion element1 Oct 2026US 2026/0305052 A1
- Composition, a method of preparing a composition, and photoelectric conversion element10 Sep 2026US 2026/0271473 A1
- Photoelectric conversion element and photoelectric conversion apparatus10 Sep 2026US 2026/0271474 A1
- Photoelectric conversion element and photoelectric conversion device10 Sep 2026US 2026/0271478 A1
Most cited
By later US patents
- Electroluminescent device with modified thin film luminescent zone2,310US 4,769,292 AEastman Kodak Company · 1988
- Electroluminescent device with organic electroluminescent medium1,315US 5,061,569 AEastman Kodak Company · 1991
- OLEDs utilizing multidentate ligand systems1,005US 7,332,232 B2Universal Display Corporation · 2008
- Cyclometallated iridium carbene complexes for use as hosts916US 7,154,114 B2Universal Display Corporation · 2006
- Organometallic compounds for use in electroluminescent devices911US 7,534,505 B2Universal Display Corporation · 2009